JPS5419904Y2 - - Google Patents
Info
- Publication number
- JPS5419904Y2 JPS5419904Y2 JP1971112069U JP11206971U JPS5419904Y2 JP S5419904 Y2 JPS5419904 Y2 JP S5419904Y2 JP 1971112069 U JP1971112069 U JP 1971112069U JP 11206971 U JP11206971 U JP 11206971U JP S5419904 Y2 JPS5419904 Y2 JP S5419904Y2
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/4209—Photoelectric exposure meters for determining the exposure time in recording or reproducing
- G01J1/4214—Photoelectric exposure meters for determining the exposure time in recording or reproducing specially adapted for view-taking apparatus
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
- G03B7/081—Analogue circuits
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Exposure Control For Cameras (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1971112069U JPS5419904Y2 (de) | 1971-11-29 | 1971-11-29 | |
DE2256459A DE2256459C3 (de) | 1971-11-29 | 1972-11-17 | Meßbrücke mit transistorisierter Abgleich-Nachweisschaltung und nachgeschalteter Steuerschaltung, als Belichtungsmeß- oder -steuerschaltung |
US00308570A US3768386A (en) | 1971-11-29 | 1972-11-21 | Exposure determining device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1971112069U JPS5419904Y2 (de) | 1971-11-29 | 1971-11-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4867784U JPS4867784U (de) | 1973-08-28 |
JPS5419904Y2 true JPS5419904Y2 (de) | 1979-07-20 |
Family
ID=14577269
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1971112069U Expired JPS5419904Y2 (de) | 1971-11-29 | 1971-11-29 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3768386A (de) |
JP (1) | JPS5419904Y2 (de) |
DE (1) | DE2256459C3 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040253742A1 (en) * | 2003-01-31 | 2004-12-16 | Affleck Rhett L. | Automated imaging system and method |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3671769A (en) * | 1969-01-10 | 1972-06-20 | Nippon Kogaku Kk | Exposure measuring device |
DE1935466C3 (de) * | 1969-07-12 | 1973-07-05 | Agfa Gevaert Ag | Fotografische Kamera mit einer batteriegespeisten elektronischen Belichtungssteuereinrichtung |
-
1971
- 1971-11-29 JP JP1971112069U patent/JPS5419904Y2/ja not_active Expired
-
1972
- 1972-11-17 DE DE2256459A patent/DE2256459C3/de not_active Expired
- 1972-11-21 US US00308570A patent/US3768386A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE2256459A1 (de) | 1973-06-07 |
US3768386A (en) | 1973-10-30 |
JPS4867784U (de) | 1973-08-28 |
DE2256459C3 (de) | 1978-09-14 |
DE2256459B2 (de) | 1978-01-05 |